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-130=-5(4x+2)
We move all terms to the left:
-130-(-5(4x+2))=0
We calculate terms in parentheses: -(-5(4x+2)), so:We get rid of parentheses
-5(4x+2)
We multiply parentheses
-20x-10
Back to the equation:
-(-20x-10)
20x+10-130=0
We add all the numbers together, and all the variables
20x-120=0
We move all terms containing x to the left, all other terms to the right
20x=120
x=120/20
x=6
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